CT320: Network and System Administration

Fall 2018

WWW

See this page as a slide show

CT320 WWW

First web server, CERN

URL

Web Browsing

Fetching a web page

Let’s fetch this web page:

Fetching a web page

Send an HTTP request:

GET /~ct320/Fall18/Lecture/WWW HTTP/1.1
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Encoding: gzip
Connection: Keep-Alive
Host: www.cs.colostate.edu
If-Modified-Since: Mon, 25 Jun 2018 15:32:52 UTC
User-Agent: CCBot/2.0 (https://commoncrawl.org/faq/)

Browsing Response

The response from the web server looks like this:

HTTP/1.1 200 OK Date: Wed, 19 Sep 2018 00:52:17 GMT Server: Apache/2.4.6 (Red Hat Enterprise Linux) X-Powered-By: PHP/5.4.16 Vary: Accept-Encoding Set-Cookie: ☠☠☠ Keep-Alive: timeout=5, max=100 Connection: Keep-Alive Transfer-Encoding: chunked Content-Type: text/html; charset=UTF-8
<!doctype html> <meta charset='utf-8'> <title>CT320 | Lecture / WWW</title> …

HTML

Browsing Security Considerations

Private Browsing

made at imgflip.com

Private Browsing

made at imgflip.com

User: Guest

Check: HTML CSS
Edit History Source

Modified: 2018-08-17T22:18

Apply to CSU | Contact CSU | Disclaimer | Equal Opportunity
Colorado State University, Fort Collins, CO 80523 USA
© 2018 Colorado State University
CS Building